Commit f99f78c7 authored by Jingning Han's avatar Jingning Han

Use 64-bit integer to store distortion in optimize_b

This fixes the overflow issue.

Bug=webm:1241

Change-Id: Ia168b7fae1ad214a6837aaa785a08bf8506987dd
parent 9d7a12a0
......@@ -54,9 +54,10 @@ void vp9_subtract_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane) {
(((1 << (VP9_PROB_COST_SHIFT - 1)) + (R) * (RM)) & \
((1 << VP9_PROB_COST_SHIFT) - 1))
// TODO(aconverse): Re-pack this structure.
typedef struct vp9_token_state {
int rate;
int error;
int64_t error;
int next;
int16_t token;
tran_low_t qc;
......@@ -112,7 +113,8 @@ static int optimize_b(MACROBLOCK *mb, int plane, int block,
const int64_t rdmult = (mb->rdmult * plane_rd_mult[ref][type]) >> 1;
const int64_t rddiv = mb->rddiv;
int64_t rd_cost0, rd_cost1;
int rate0, rate1, error0, error1;
int rate0, rate1;
int64_t error0, error1;
int16_t t0, t1;
EXTRABIT e0;
int best, band, pt, i, final_eob;
......
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